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617 

WWUS20 KWNS 282325

SEL0

SPC WW 282325

ARZ000-MSZ000-TNZ000-290700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 40

NWS STORM PREDICTION CENTER NORMAN OK

625 PM CDT FRI MAR 28 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  EASTERN ARKANSAS

  NORTHERN MISSISSIPPI

  SOUTHERN WEST TENNESSEE



* EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 625 PM

  UNTIL 200 AM CDT.



* PRIMARY THREATS INCLUDE...

  SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  SEVERAL LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75

STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES EAST

NORTHEAST OF MEMPHIS TENNESSEE TO 35 MILES SOUTH OF OXFORD

MISSISSIPPI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 36...WW 37...WW 38...WW

39...



DISCUSSION...LOOSELY ORGANIZED SQLN IN ERN AR EXPECTED TO MOVE

GENERALLY E INTO AREA THAT RECEIVED MODERATE SFC HEATING EARLIER

TODAY ACROSS NRN MS AND FAR SRN PARTS OF WEST TN. APPROACH OF CNTRL

TX SHORTWAVE TROUGH...AND ATTENDANT INCREASE IN MID-LVL FLOW...MAY

PROVIDE CONTINUED POTENTIAL FOR STORM ORGANIZATION/SUSTENANCE GIVEN

PERSISTENT LOW-LVL...MOIST SSELY FLOW AND RELATIVELY COOL MID-LVL

TEMPERATURES.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 25035.





...CORFIDI

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